1153254453 has 32 divisors (see below), whose sum is σ = 1710567936. Its totient is φ = 686605248.

The previous prime is 1153254433. The next prime is 1153254481. The reversal of 1153254453 is 3544523511.

It is not a de Polignac number, because 1153254453 - 2⁸ = 1153254197 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1153254433) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 176226 + ... + 182652.

It is an arithmetic number, because the mean of its divisors is an integer number (53455248).

Almost surely, 2^1153254453 is an apocalyptic number.

1153254453 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

1153254453 is a deficient number, since it is larger than the sum of its proper divisors (557313483).

1153254453 is a wasteful number, since it uses less digits than its factorization.

1153254453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6593.

The product of its digits is 36000, while the sum is 33.

The square root of 1153254453 is about 33959.6003068352. The cubic root of 1153254453 is about 1048.6769285515.

Adding to 1153254453 its reverse (3544523511), we get a palindrome (4697777964).

The spelling of 1153254453 in words is "one billion, one hundred fifty-three million, two hundred fifty-four thousand, four hundred fifty-three".